A girl who gets her first menstrual period early in life — possibly as young as 7 — has a greater risk for developing depression and antisocial behaviors that last at least into her 20s, a new study suggests. WebMD Health

Girls ages 10 to 14 had an 18.8 percent increase per year in treatment for self-inflected injuries — the sharpest rise among young people ages 10 to 24, according to an analysis of ER data from 66 U.S. hospitals. WebMD Health

A spike in the amount of time teenage girls in the United States spend online is a likely culprit behind the surge in rates of depression, suicide and contemplation of suicide, new research suggests. WebMD Health

A spike in the amount of time teenage girls in the United States spend online is a likely culprit behind the surge in rates of depression, suicide and contemplation of suicide, new research suggests. WebMD Health